Brother MFC-J3520 Service Manual page 278

(8) Upon completion of scanning, the machine displays the "Write Head Calib" on the
LCD, creates the head calibration data, and writes it into the flash ROM on the
main PCB ASSY.
Upon completion of writing, the "Complete" appears. Press the X key to return to
the initial stage of the maintenance mode.
Note: If an error occurs, the machine beeps and displays "Error No **" on the LCD.
Press the X key to return to the initial stage of the maintenance mode and
then recover the machine from the error state, following the table given
below. Then go back to step (4).
Error code The following error has occurred.
Failed to detect the external
01
frame.
02 Internal image inclined.
03 Failed to detect position.
Failed to write head calibration
04
data.
The uneven printing correction
function for upper and lower ends
05
of the nozzle is disabled with
Maintenance 88.
Cannot get data due to memory
06
full.
The document scanner unit is
07
open.
Scanning errors other than the
09
above.
With a media being inserted, the
10 USB cable or LAN cable is
connected.
11 The scanner cover is open.
- Clean the document cover glass.
- Reset the print pattern so that the
mark is aligned with the left rear of the
document cover without tilt.
- Check that there is no block missing.
- Go back to step (2) and print out
"Print pattern for creating head
calibration data" again.
- Clean the document cover glass.
- Reset the print pattern so that the
mark is aligned with the left rear of the
document cover without tilt.
- Check that there is no block missing.
- Restart the machine and perform the
procedure from the beginning again.
- Replace the main PCB ASSY.
- Set selector 1 on AMS05 to "0" (ON)
Section 1.3.35 "Assurance
in
Mode Switch Setting
(Maintenance mode 88)"
chapter.
- Delete fax data and other data stored
in the memory.
- Replace the main PCB ASSY.
- Close the document scanner unit.
- Reconnect the document scanner
sensor harness.
- Replace the document scanner
sensor.
- Replace the document scanner if the
boss that presses the document
scanner sensor is broken.
- Replace the main PCB ASSY.
Section 1.3.17 "Acquisition of
- Use
White/Black Level Data and CIS
Scanner Area Setting
(Maintenance mode 55)"
chapter.
- Disconnect the USB cable or LAN
cable.
- Close the scanner cover.
5-7
Do the following:
in this
in this
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